Finding the Fourth Proportional to 104,915.75, 144,740.38 and 73,103.09

Step by Step Solution

1. Step 1: Write the proportion equation
   104,915.75 : 144,740.38 = 73,103.09 : x
2. Step 2: Convert to fraction form
   104,915.75/144,740.38 = 73,103.09/x
3. Step 3: Cross multiply
   104,915.75x = 144,740.38 × 73,103.09
4. Step 4: Simplify right side
   104,915.75x = 10,580,969,025.77
5. Step 5: Solve for x
   x = 10,580,969,025.77/104,915.75
6. Step 6: Final answer
   x = 100,852.06